	* {
	  margin: 0;
	  padding: 0;
	}

	html,
	body {
	  height: 100%;
	  width: 100%;
	  font-family: "楷体";
	}

	div {
	  width: 190px;
	  height: 300px;
	  margin: 100px auto;
	  border-radius: 6px;
	  background: linear-gradient(#cccccc, #8f8f8f);
	  overflow: hidden;
	  /* 父元素添加溢出裁剪声明 */
	}

	div ul li {
	  list-style: none;
	  float: left;
	  width: 95px;
	  height: 40px;
	}

	div ul li a {
	  text-decoration: none;
	  color: black;
	  display: block;
	  width: 95px;
	  height: 40px;
	  text-align: center;
	  line-height: 40px;
	  border-bottom: 1px dashed white;
	  border-right: 1px dashed white;
	  transition: all .5s;
	}

	div ul li a:hover {
	  color: #409EFF;
	}